This page gives an overview of the bare-metal driver support for the Octal SPI controller.
Table of Contents
| Table of Contents | ||
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| Directory | Description |
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doc | Provides the API and data structure details |
data | Driver .tcl , .mdd and .yaml files |
examples | Example applications that show how to use the driver features |
| src | Driver source files, make and cmakelists file |
Note: AMD Xilinx embeddedsw build flow is changed from 2023.2 release to adapt to the new system device tree based flow. For further information, refer to the wiki page Porting embeddedsw components to system device tree (SDT) based flow - Xilinx Wiki - Confluence (atlassian.net).
The .yaml(in data folder)
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and CMakeLists.txt(in src folder) files
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are needed for the System Device Tree based flow. The Driver .tcl and .mdd files are for the older build flow which will be deprecated in the future.
Driver Implementation
For a full list of features supported by this IP, please refer Chapter 73: Octal SPI Controller in Versal TRM
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- Macronix flash works only up to 150MHz.
Supported Flash vendors
- Micron
- ISSI
- Gigadevice
- Macronix
Example Applications
Refer to the driver examples directory for various example applications that exercise the different features of the driver. Each application is linked in the table below. The following sections describe the usage and expected output of the various applications. These example applications can be imported into the Vitis IDE from the Board Support Package settings tab.
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Example Design Architecture
NA
Performance
At frequency 133.33 MHz
DDR mode:
Read Speed: 253371 KBPS
SDR-PHY mode:
Read Speed: 128849 KBPS
At frequency 33.33 MHz
SDR NON-PHY mode:
Read Speed: 32625 KBPS
Change Log
2023.2
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